Add profile selector menu to app list.

chrome/browser/ui/app_list/app_list_controller_delegate.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_
 
 #include <string>
 
 #include "ui/gfx/native_widget_types.h"
@@ skipping 52 matching lines @@
   // Show the app's most recent window, or launch it if it is not running.
   virtual void ActivateApp(Profile* profile,
                            const extensions::Extension* extension,
                            int event_flags) = 0;
 
   // Launch the app.
   virtual void LaunchApp(Profile* profile,
                          const extensions::Extension* extension,
                          int event_flags) = 0;
 
+  // Show the app list for the profile specified by |index|.

[benwells, 2013/07/31 05:47:13]

Index into what? It is alright here layer-wise to have this be an index to
profile info cache, but it would be better to be a path (less coupled to profile
info cache).

[calamity, 2013/08/01 08:35:45]

Done.

+  virtual void ShowForProfileAtIndex(size_t index) = 0;
+
   // Whether or not the icon indicating which user is logged in should be
   // visible.
   virtual bool ShouldShowUserIcon();
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_CONTROLLER_DELEGATE_H_